Toronto vs Montreal

Live air quality comparison. Toronto has cleaner air right now.

Canada
Toronto
35
Good
Canada
Montreal
54
Moderate
MetricTorontoMontreal
AQI3554
PM2.510.1 μg/m³11.4 μg/m³
PM1010.3 μg/m³11.6 μg/m³
Ozone83 ppb77 ppb
NO216.5 ppb17.6 ppb

Lower values mean cleaner air. Updated hourly. Sources: OpenAQ, Open-Meteo.